1.

If bar(i), bar(j), bar(k) are unit vectors along the positive directionsof the coordinate axes, then shown that the four points 4 bar(i) + 5 bar(j) + bar(k), - bar(j) - bar(k), 3 bar(i) +9 bar(j) + 4 bar(k) and - 4 bar(i) + 4 bar(j) + 4 bar( k) are coplanar

Answer»


ANSWER :`BAR(PQ),bar(PR),bar(PS)`


Discussion

No Comment Found

Related InterviewSolutions